Battery energy storage cabinet facilitating rapid heat dissipation of battery module

Abstract

The utility model discloses a battery energy storage cabinet convenient for quick heat dissipation of battery modules, the battery energy storage cabinet comprises a cabinet body and two cabinet doors, a plurality of battery modules are distributed in the cabinet body, the left side and the right side of the cabinet body are respectively provided with a left heat dissipation grid structure and a right heat dissipation grid structure, a first heat dissipation structure is fixed on the rear side of the cabinet body, and a second heat dissipation structure is fixed on the rear side of the cabinet body. The first heat dissipation structure is composed of a plurality of first heat dissipation fins, a first airflow channel for airflow circulation is formed between every two adjacent first heat dissipation fins, each cabinet door is fixedly provided with a second heat dissipation structure, each second heat dissipation structure is composed of a plurality of second heat dissipation fins, and a second airflow channel for airflow circulation is formed between every two adjacent second heat dissipation fins. The left heat dissipation grid structure is composed of a plurality of first heat dissipation grid pieces which are distributed at intervals, and the right heat dissipation grid structure is composed of a plurality of second heat dissipation grid pieces which are distributed at intervals. According to the battery energy storage cabinet provided by the utility model, the heat dissipation efficiency of the battery module can be accelerated, and the safe operation of the battery energy storage cabinet is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery energy storage cabinet technical field, concretely relates to a battery energy storage cabinet convenient for quick heat dissipation of battery module. BACKGROUND

[0002] Battery energy storage cabinet is a kind of special storage equipment for storing battery, it can place up to thousands of energy storage batteries from small lithium ion battery to electric vehicle battery.

[0003] The existing battery energy storage cabinet is mainly composed of energy storage cabinet body, cabinet door and battery module, and a large amount of heat is generated in the operation process of the battery energy storage cabinet, so that the temperature in the battery energy storage cabinet is rapidly increased, once reaching the critical value, the battery module circuit and electrical components inside the battery energy storage cabinet are influenced, not only the performance of battery is influenced, but also the battery cabinet body is damaged, therefore, heat dissipation structure needs to be set on the battery energy storage cabinet, the heat dissipation structure of the existing energy storage cabinet is mainly to set heat dissipation window on the cabinet door, and heat dissipation is carried out through the heat dissipation window, and the heat dissipation structure of the existing energy storage cabinet has the following shortcomings:

[0004] 1), the heat dissipation efficiency through the heat dissipation window of the cabinet door is relatively slow, a large amount of heat is easily retained in the energy storage cabinet body, it is difficult to discharge in time, the battery module temperature is too high and is damaged, and other components inside the energy storage cabinet body are also easily burnt, the service life of the energy storage cabinet body is influenced;

[0005] 2), the battery module in the energy storage cabinet is worked by multiple groups, the power of multiple battery modules is relatively high, and the heat generated is relatively large, the existing heat dissipation window cannot dissipate heat in time, the battery module is stopped due to too high temperature, and the battery module and the energy storage cabinet are damaged, and cost loss is caused. UTILITY MODEL CONTENTS

[0006] The utility model solves the technical problem in the prior art, provides a kind of battery energy storage cabinet that utilizes left heat dissipation grid structure, right heat dissipation grid structure, first heat dissipation structure and second heat dissipation structure cooperate and other multiple heat dissipation structures are used to dissipate heat to battery module inside battery energy storage cabinet, greatly accelerate the heat dissipation efficiency of battery module, can promptly dissipate heat to air, avoid the heat of battery module to be retained in battery energy storage cabinet, ensure the safe operation of battery energy storage cabinet.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme:

[0008] The utility model provides a battery energy storage cabinet convenient for quick heat dissipation of battery module, the battery energy storage cabinet includes cabinet body and two cabinet doors, two cabinet doors are hinged with two sides of cabinet body front respectively, the cabinet body inside is distributed with a plurality of battery module, the left side and the right side of cabinet body are equipped with left heat dissipation grating structure and right heat dissipation grating structure respectively,

[0009] The rear side of the cabinet body is fixed with a first heat dissipation structure, the first heat dissipation structure is composed of a plurality of first heat dissipation fins, a plurality of first heat dissipation fins are fixed side by side on the rear side of the cabinet body, a plurality of first heat dissipation fins are in contact with the outside air, and a first air flow channel for air flow circulation is formed between adjacent two first heat dissipation fins.

[0010] Each cabinet door is fixed with a second heat dissipation structure, the second heat dissipation structure is composed of a plurality of second heat dissipation fins, a plurality of second heat dissipation fins are fixed side by side on the rear side of the cabinet body, a plurality of second heat dissipation fins are in contact with the outside air, and a second air flow channel for air flow circulation is formed between adjacent two second heat dissipation fins.

[0011] The left heat dissipation grating structure is composed of a plurality of first heat dissipation grid fins distributed at intervals, and a first heat dissipation channel is formed between adjacent two first heat dissipation grid fins.

[0012] The right heat dissipation grating structure is composed of a plurality of second heat dissipation grid fins distributed at intervals, and a second heat dissipation channel is formed between adjacent two second heat dissipation grid fins.

[0013] Further, the first heat dissipation grid fin and the second heat dissipation grid fin are in a snowflake hollow structure.

[0014] Further, the cabinet body includes a load-bearing frame and a vertical separation support, the vertical separation support is located in the middle of the load-bearing frame to divide the internal structure of the cabinet body into two columns of vertical cabins arranged vertically, and the two columns of vertical cabins are distributed side by side in the interior of the cabinet body.

[0015] Further, the cabinet body includes a plurality of horizontal support frames, the horizontal support frames are sequentially and intermittently arranged in the vertical cabins from top to bottom to form a plurality of accommodation cavities, and the plurality of accommodation cavities are used for placing a plurality of battery modules.

[0016] Further, each horizontal support frame includes a first angle steel support frame, a second angle steel support frame, and a third angle steel support frame connected in sequence, the first angle steel support frame, the second angle steel support frame, and the third angle steel support frame are L-shaped angle steels, the short side of the first angle steel support frame is mounted on one side of the load-bearing frame of the cabinet body, the short side of the second angle steel support frame is mounted on the rear side of the load-bearing frame of the cabinet body, and the short side of the third angle steel support frame is mounted on the vertical separation support in the middle of the load-bearing frame of the cabinet body, and the bottom of the battery module is placed on the long side of the first angle steel support frame, the second angle steel support frame, and the third angle steel support frame.

[0017] Further, the load-bearing frame comprises two groups of first vertical beams, two groups of second vertical beams, two groups of third vertical beams, a first horizontal beam, a second horizontal beam and a third horizontal beam, the two groups of first vertical beams are oppositely arranged, and the top ends and the bottom ends of the two groups of first vertical beams are connected by the first horizontal beam; the two groups of second vertical beams are oppositely arranged, and the top ends and the bottom ends of the two groups of second vertical beams are connected by the second horizontal beam; the two groups of third vertical beams are oppositely arranged, and the top ends and the bottom ends of the two groups of third vertical beams are connected by the third horizontal beam.

[0018] Further, the bottom of the battery energy storage cabinet is provided with a cabinet bracket, and the cabinet bracket is provided with a plurality of cabinet bottom mounting holes which are distributed on the cabinet bracket at intervals.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] 1), the battery energy storage cabinet of the utility model includes cabinet and two cabinet doors, the cabinet is internally distributed with a plurality of battery modules, the left and right sides of the cabinet are respectively provided with left heat dissipation grille structure and right heat dissipation grille structure, and the rear side of the cabinet is fixed with first heat dissipation structure, the first heat dissipation structure is formed with first air flow channel for the flow of air between adjacent two first heat dissipation fins, and each cabinet door is fixed with second heat dissipation structure, the second heat dissipation structure is formed with second air flow channel for the flow of air between adjacent two second heat dissipation fins, the left heat dissipation grille structure is formed with first heat dissipation channel between adjacent two first heat dissipation fins, and the right heat dissipation grille structure is formed with second heat dissipation channel between adjacent two second heat dissipation fins.

[0021] 2), the cabinet of the utility model includes load-bearing frame and vertical partition support, the vertical partition support is located at the middle part of the load-bearing frame to divide the internal structure of the cabinet into two columns of vertical cabins arranged vertically, and the two columns of vertical cabins are distributed side by side in the interior of the cabinet, and the cabinet further includes a plurality of horizontal support frames, the plurality of horizontal support frames are sequentially and spaced apart in the vertical cabins from top to bottom to form a plurality of accommodating cavities, and the plurality of accommodating cavities are used for placing a plurality of battery modules. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1The whole structure diagram of the battery energy storage cabinet Figure One ;

[0023] Figure 2 The whole structure diagram of the battery energy storage cabinet Figure Two ;

[0024] Figure 3 The whole structure diagram of the battery energy storage cabinet Figure Three ;

[0025] Figure 4 The internal structure diagram of the battery energy storage cabinet Figure One ;

[0026] Figure 5 The internal structure diagram of the battery energy storage cabinet Figure Two ;

[0027] Figure 6 The structure exploded view of the cabinet body Figure One ;

[0028] Figure 7 The structure exploded view of the cabinet body Figure Two ;

[0029] Figure 8 The relationship diagram of the bearing frame and the bottom plate Figure One ;

[0030] Figure 9 The relationship diagram of the bearing frame and the bottom plate Figure Two ;

[0031] Figure 10 The detail enlarged view of A part in the utility model Figure 9 .

[0032] In the figure: cabinet body 1, first heat dissipation structure 11, first heat dissipation fin 111, left heat dissipation grid structure 12, right heat dissipation grid structure 13, second heat dissipation fin 131, bearing frame 14, first vertical beam 141, second vertical beam 142, third vertical beam 143, first horizontal beam 144, second horizontal beam 145, third horizontal beam 146, vertical separation support 15, horizontal support frame 16, first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163, left side plate 17, right side plate 18, back plate 19, top plate 120, bottom plate 121, cabinet door 2, second heat dissipation structure 21, cabinet body bracket 3, cabinet bottom mounting hole 31. DETAILED DESCRIPTION

[0033] The utility model is described in detail below with reference to the drawings, which form a part of this specification, illustrate the principles of the utility model, and other aspects, features and advantages of the utility model will become obvious through this detailed description. In the drawings referred to, the same or similar components in different drawings are denoted by the same reference numerals.

[0034] As shown in Figures 1-8 The utility model discloses an embodiment one provides a battery energy storage cabinet convenient for battery module quick heat dissipation, this battery energy storage cabinet includes cabinet 1 and two cabinet doors 2, two cabinet doors 2 are hinged with the two sides of cabinet 1 front respectively, the inside distribution of cabinet 1 has several battery modules, and the left and right sides of cabinet 1 are equipped with left heat dissipation grille structure 12 and right heat dissipation grille structure 13 respectively;Battery energy storage cabinet sets two cabinet doors 2 and opens the door on both sides, improves the convenience of cabinet door 2 opening. When realizing specifically, the rear side of cabinet 1 is fixed with first heat dissipation structure 11, and the first heat dissipation structure 11 is formed by a plurality of first heat dissipation fins 111, a plurality of first heat dissipation fins 111 are fixed side by side on the rear side of cabinet 1, a plurality of first heat dissipation fins 111 are contacted with the outside air, and a first air flow channel for air flow circulation is formed between the two adjacent first heat dissipation fins 111;Each cabinet door 2 is fixed with second heat dissipation structure 21, and the second heat dissipation structure 21 is formed by a plurality of second heat dissipation fins, a plurality of second heat dissipation fins are fixed side by side on the rear side of cabinet 1, a plurality of second heat dissipation fins are contacted with the outside air, and a second air flow channel for air flow circulation is formed between the two adjacent second heat dissipation fins;The left heat dissipation grille structure 12 is formed by a plurality of first heat dissipation lattices that are spaced apart from each other, and a first heat dissipation channel is formed between the two adjacent first heat dissipation lattices;The right heat dissipation grille structure 13 is formed by a plurality of second heat dissipation lattices 131 that are spaced apart from each other, and a second heat dissipation channel is formed between the two adjacent second heat dissipation lattices 131. The heat generated by the several battery modules inside the cabinet 1 can be dissipated into the air through the left heat dissipation grille structure 12 and the right heat dissipation grille structure 13 on the left and right sides of the cabinet 1, the first heat dissipation structure 11 on the rear side of the cabinet 1, and the second heat dissipation structure 21 of the cabinet door 2. By cooperating the left heat dissipation grille structure 12, the right heat dissipation grille structure 13, the first heat dissipation structure 11 and the second heat dissipation structure 21, multiple heat dissipation measures are adopted, which greatly speeds up the heat dissipation efficiency of the battery module, quickly dissipates the heat generated by the battery module inside the battery energy storage cabinet to the outside air, achieves high-efficiency heat dissipation, avoids the heat of the battery module from being retained inside the battery energy storage cabinet, ensures the safe operation of the battery energy storage cabinet, avoids the damage of the battery module and the battery energy storage cabinet, and also prolongs the service life of the battery energy storage cabinet. In this embodiment, the first heat dissipation lattices and the second heat dissipation lattices 131 are arranged in a snowflake hollow structure, which has two main functions: one is to speed up the heat dissipation of the battery module inside the cabinet 1 during operation, and the other is to improve the aesthetics of the cabinet 1.

[0035] In other embodiments, two groups of heat dissipation fans can also be fixed at the top end inside the cabinet body 1, and the two groups of heat dissipation fans are installed side by side at the top end inside the cabinet body 1, so that the battery modules inside the battery energy storage cabinet are blown into cold air by the two groups of heat dissipation fans, the heat on the battery modules is discharged, and the heat accumulated inside the battery energy storage cabinet is taken away.

[0036] In specific implementation, the cabinet body 1 of the utility model includes a load-bearing frame 14 and a vertical partition support 15, the vertical partition support 15 is located at the middle part of the load-bearing frame 14 to divide the internal structure of the cabinet body 1 into two columns of vertical cabins arranged vertically, the two columns of vertical cabins are distributed side by side inside the cabinet body 1, and the cabinet body 1 further includes a plurality of horizontal support frames 16, the plurality of horizontal support frames 16 are sequentially and spaced apart from each other in the vertical cabins from top to bottom to form a plurality of accommodating cavities, and the plurality of accommodating cavities are used for placing a plurality of battery modules. The cabinet body 1 of the utility model integrates a plurality of battery modules inside, and can meet the demand of large-capacity energy storage of users. The utility model sets the accommodating cavities independently in the cabinet body 1, so that the battery modules in the cabinet body 1 are also independent of each other. In actual application, the number of accommodating cavities and battery modules can be set according to the installation space of the cabinet body 1, and the flexibility of use of the battery energy storage cabinet is improved.

[0037] As Figures 9-10As shown, in the embodiment of the utility model, every horizontal support frame 16 includes first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163 that connect in proper order, first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163 are L type angle steel, the short side of first angle steel support frame 161 is installed in the load-bearing frame 14 one side of cabinet 1, the short side of second angle steel support frame 162 is installed in the rear side of load-bearing frame 14 of cabinet 1, the short side of third angle steel support frame 163 is installed in the load-bearing frame 14 other side of cabinet 1, the bottom of battery module is placed on the long side of first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163. First angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163 are connected in proper order and form integrated horizontal support frame 16, the short side of first angle steel support frame 161 is installed in the load-bearing frame 14 one side through bolt, the short side of second angle steel support frame 162 is installed in the rear side of load-bearing frame 14 through bolt, the short side of third angle steel support frame 163 is installed in the vertical partition support 15 of load-bearing frame 14 middle part of cabinet 1 through bolt, the bolt can select M5 bolt, horizontal support frame 16 plays the supporting effect to battery module through first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163, improves the bearing strength of horizontal support frame 16, guarantees the stability of battery module in transportation, every horizontal support frame 16 corresponds and supports one battery module, first angle steel support frame 161, second angle steel support frame 162, third angle steel support frame 163 select channel steel or angle steel and process into L type shape.

[0038] In other embodiments, a limiting plate can be provided above each horizontal support frame 16, the limiting plate is fixed on the load-bearing frame 14, and the battery module below can be prevented from colliding with the battery module above during transportation through the limiting plate, thereby protecting the battery module.

[0039] The utility model discloses a bearing frame 14 mainly comprises two groups of first vertical roof truss 141, two groups of second vertical roof truss 142, two groups of third vertical roof truss 143, first crossbeam 144, second crossbeam 145, third crossbeam 146, two groups of first vertical roof truss 141 are oppositely arranged, and the top end and bottom end of two groups of first vertical roof truss 141 are connected through first crossbeam 144, two groups of second vertical roof truss 142 are oppositely arranged, and the top end and bottom end of two groups of second vertical roof truss 142 are connected through second crossbeam 145, two groups of third vertical roof truss 143 are oppositely arranged, and the top end and bottom end of two groups of third vertical roof truss 143 are connected through third crossbeam 146, and first crossbeam 144, second crossbeam 145, third crossbeam 146 are recessed groove type structure, and two groups of first vertical roof truss 141 and first crossbeam 144 are fixed through bolt connection, and two groups of second vertical roof truss 142 and second crossbeam 145 are fixed through bolt connection, and two groups of third vertical roof truss 143 and third crossbeam 146 are fixed through bolt connection, adopt bolt connection, and the installation and dismounting of vertical roof truss and crossbeam are convenient, and first vertical roof truss 141, second vertical roof truss 142, third vertical roof truss 143, first crossbeam 144, second crossbeam 145, third crossbeam 146 all adopt channel steel processing, and the overall structural strength of battery energy storage cabinet can be improved through the cooperation of several vertical roof trusses and several crossbeams, and the stability of the battery energy storage cabinet supporting several battery modules is also improved.

[0040] When being specifically implemented, the cabinet body 1 of the utility model includes a left side plate 17, a right side plate 18, a back plate 19, a top plate 120 and a bottom plate 121. The top plate 120 and the bottom plate 121 are oppositely arranged and fixed to the top end and the bottom end of the bearing frame 14 respectively. The left side plate 17 and the right side plate 18 are fixed to the two side edges of the bearing frame 14 respectively. The back plate 19 is fixed to the back side of the bearing frame 14. The left side plate 17, the right side plate 18 and the back plate 19 are provided with a first fixing groove for fixing the left heat dissipation grille structure 12, a second fixing groove for fixing the right heat dissipation grille structure 13 and a third fixing groove for fixing the first heat dissipation structure 11.

[0041] In the embodiment of the utility model, the cabinet body bracket 3 is installed at the bottom of the battery energy storage cabinet. The cabinet body bracket 3 is provided with a plurality of cabinet bottom mounting holes 31 which are distributed on the cabinet body bracket 3 at intervals. The cabinet body bracket 3 is made of channel steel. The load of the battery modules in the bearing frame 14 is transmitted to the cabinet body bracket 3 through the bearing frame 14 and then to the ground through the cabinet body bracket 3. The plurality of cabinet bottom mounting holes 31 are arranged on the cabinet body bracket 3, which facilitates the external connection of multiple battery energy storage cabinets and improves the expandability of the battery energy storage cabinet.

[0042] The utility model has made a detailed description above, and the above only is the preferred embodiment of the utility model, and cannot limit the scope of the application, that is to say, all equivalent changes and modifications made according to the scope of the application should still be within the scope of the utility model.

Claims

1. A battery energy storage cabinet that facilitates rapid heat dissipation from battery modules, characterized in that: The battery energy storage cabinet includes a cabinet body and two cabinet doors. The two cabinet doors are hinged to the two sides at the front of the cabinet body. Several battery modules are distributed inside the cabinet body. The left and right sides of the cabinet body are respectively provided with a left heat dissipation grille structure and a right heat dissipation grille structure. The cabinet is fixed with a first heat dissipation structure, which is composed of a number of first heat dissipation fins. The number of first heat dissipation fins are fixed side by side on the rear side of the cabinet. The number of first heat dissipation fins are in contact with the outside air. A first airflow channel for airflow is formed between two adjacent first heat dissipation fins. Each cabinet door is fixed with a second heat dissipation structure, which consists of several second heat dissipation fins. The several second heat dissipation fins are fixed side by side on the back of the cabinet. The several second heat dissipation fins are in contact with the outside air, and a second airflow channel for airflow is formed between two adjacent second heat dissipation fins. The left heat dissipation grille structure is composed of several first heat dissipation fins distributed at intervals, and a first heat dissipation channel is formed between two adjacent first heat dissipation fins. The right heat dissipation grille structure is composed of several second heat dissipation grilles that are spaced apart from each other, and a second heat dissipation channel is formed between two adjacent second heat dissipation grilles.

2. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 1, characterized in that: Both the first and second heat dissipation grates have a snowflake-shaped perforated structure.

3. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 1, characterized in that: The cabinet includes a load-bearing frame and a vertical partition bracket. The vertical partition bracket is located in the middle of the load-bearing frame to divide the internal structure of the cabinet into two vertically arranged columns of compartments, which are arranged side by side inside the cabinet.

4. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 3, characterized in that: The cabinet includes several horizontal support frames, which are spaced apart from each other from top to bottom within the vertical compartment to form several accommodating cavities for placing several battery modules.

5. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 4, characterized in that: Each horizontal support frame includes a first angle steel support frame, a second angle steel support frame, and a third angle steel support frame connected in sequence. The first angle steel support frame, the second angle steel support frame, and the third angle steel support frame are L-shaped angle steels. The short side of the first angle steel support frame is installed on one side of the load-bearing frame of the cabinet. The short side of the second angle steel support frame is installed on the rear side of the load-bearing frame of the cabinet. The short side of the third angle steel support frame is installed on the vertical partition bracket in the middle of the load-bearing frame of the cabinet. The bottom of the battery module is placed on the long side of the first angle steel support frame, the second angle steel support frame, and the third angle steel support frame.

6. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 3, characterized in that: The load-bearing frame includes two sets of first vertical beams, two sets of second vertical beams, two sets of third vertical beams, a first horizontal beam, a second horizontal beam, and a third horizontal beam. The two sets of first vertical beams are arranged opposite each other, and the top and bottom ends of the two sets of first vertical beams are connected by the first horizontal beam. The two sets of second vertical beams are arranged opposite each other, and the top and bottom ends of the two sets of second vertical beams are connected by the second horizontal beam. The two sets of third vertical beams are arranged opposite each other, and the top and bottom ends of the two sets of third vertical beams are connected by the third horizontal beam.

7. The battery energy storage cabinet for facilitating rapid heat dissipation of the battery module according to claim 1, characterized in that: The bottom of the battery energy storage cabinet is equipped with a cabinet bracket, which has several bottom mounting holes that are spaced apart from each other on the cabinet bracket.

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